add makefile

.gitignore

@@ -1,3 +1,4 @@
 .DS_Store
 tmp
 indir
+indir-*

Makefile

@@ -0,0 +1,28 @@
+GOOS := $(shell uname -s | tr '[:upper:]' '[:lower:]')
+GOARCH := $(shell uname -m)
+TRIPLE := $(GOOS)-$(GOARCH)
+
+.PHONY: build
+
+build:
+	go build -o indir-$(TRIPLE) .
+	ln -sf ./indir-$(TRIPLE) ./indir
+
+build-multiplatform: indir-linux-amd64 indir-darwin-arm64
+
+indir-linux-amd64:
+	GOOS=linux GOARCH=amd64 go build -o ./indir-linux-amd64 .
+
+indir-darwin-arm64:
+	GOOS=darwin GOARCH=arm64 go build -o ./indir-darwin-arm64 .
+
+clean:
+	rm -rf \
+		./indir \
+		./indir-$(TRIPLE) \
+		./indir-darwin-arm64 \
+		./indir-linux-amd64
+
+install: build
+	cp ./indir-$(TRIPLE) /usr/local/bin/indir
+	chmod +x /usr/local/bin/indir

main.go

@@ -12,8 +12,12 @@ import (
 	"strconv"
 	"strings"
 	"time"
+	_ "embed"
 )
 
+//go:embed templates/dir.html
+var dirTemplateSrc string
+
 type (
 	Directory struct {
 		Name string
@@ -89,7 +93,7 @@ func main() {
 		".DS_Store",
 	}
 
-	dirTemplate, err := template.ParseGlob("./templates/dir.html")
+	dirTemplate, err := template.New("dir").Parse(dirTemplateSrc)
 	if err != nil {
 		fmt.Fprintf(os.Stderr, "fatal: failed to parse directory template: %v\n", err)
 		os.Exit(1)